#525DB2#525DB2

#525DB2 is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.2% C 0.134 H 275.1°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#525DB2
RGB	rgb(82, 93, 178)
HSL	hsl(233, 38%, 51%)
HSV	hsv(233, 54%, 70%)
CMYK	cmyk(53.9%, 47.8%, 0%, 30.2%)
CIE-LAB	lab(42.51, 20.52, -46.72)
CIE-LCH	lch(42.51, 51.03, 293.71°)
OKLab	oklab(51.23% 0.0119 -0.1331)
OKLCH	oklch(51.23% 0.134 275.1)
XYZ	xyz(15.4273, 12.8359, 43.7755)
Luminance	0.1284 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#525DB2 #B2A752

analogous

#528DB2 #525DB2 #7752B2

triadic

#525DB2 #B2525D #5DB252

tetradic

#525DB2 #B2528D #B2A752 #52B277

square

#525DB2 #B2528D #B2A752 #52B277

split-complementary

#525DB2 #B27752 #8DB252

monochromatic

#2A305F #3D468A #525DB2 #7C85C5 #A7ACD8

Accessibility & contrast

On white

5.89

#525DB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#525DB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #525DB2

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##525DB2	#FFFFFF	#000000	##FFFFFF
##525DB2	1.00	5.89	3.57	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3669B5

Deuteranopia (green-blind)

#2B61B0

Tritanopia (blue-blind)

#24707F

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #525db2;
/* rgb */ color: rgb(82, 93, 178);
/* oklch */ color: oklch(51.2% 0.134 275.1);

Tailwind

colors: {
  custom: {
    50: '#8a8ac9',
    500: '#525db2',
    950: '#000000',
  },
}

SCSS

$custom: #525db2;
$custom-light: #8a8ac9;
$custom-dark: #000000;

JSON

{
  "hex": "#525db2",
  "rgb": {
    "r": 82,
    "g": 93,
    "b": 178
  },
  "hsl": {
    "h": 233.125,
    "s": 38.4,
    "l": 50.98
  },
  "oklch": {
    "l": 0.51226,
    "c": 0.13364,
    "h": 275.1
  },
  "luminance": 0.12837
}

Semantic roles & 50–950 ramp

primary

#525DB2

secondary

#C5C09B

accent

#C159CE

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0C0B13

muted

#7D7C82

Preview Lab

Preview with #525DB2

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →